com.ck.tools.LunarCalendar Maven / Gradle / Ivy
package com.ck.tools;
import java.util.Calendar;
import java.util.Date;
public class LunarCalendar {
private int year;
private int month;
private int day;
private int c_month;
private int c_day;
private int offsetday;
private boolean leap;
final static String chineseNumber[] = {"一", "二", "三", "四", "五", "六", "七", "八", "九", "十", "十一", "十二"};
static final String[] Gan = new String[]{"甲", "乙", "丙", "丁", "戊", "己", "庚", "辛", "壬", "癸"};
static final String[] Zhi = new String[]{"子", "丑", "寅", "卯", "辰", "巳", "午", "未", "申", "酉", "戌", "亥"};
final static long[] lunarInfo = new long[]{0x04bd8, 0x04ae0, 0x0a570,
0x054d5, 0x0d260, 0x0d950, 0x16554, 0x056a0, 0x09ad0, 0x055d2,
0x04ae0, 0x0a5b6, 0x0a4d0, 0x0d250, 0x1d255, 0x0b540, 0x0d6a0,
0x0ada2, 0x095b0, 0x14977, 0x04970, 0x0a4b0, 0x0b4b5, 0x06a50,
0x06d40, 0x1ab54, 0x02b60, 0x09570, 0x052f2, 0x04970, 0x06566,
0x0d4a0, 0x0ea50, 0x06e95, 0x05ad0, 0x02b60, 0x186e3, 0x092e0,
0x1c8d7, 0x0c950, 0x0d4a0, 0x1d8a6, 0x0b550, 0x056a0, 0x1a5b4,
0x025d0, 0x092d0, 0x0d2b2, 0x0a950, 0x0b557, 0x06ca0, 0x0b550,
0x15355, 0x04da0, 0x0a5d0, 0x14573, 0x052d0, 0x0a9a8, 0x0e950,
0x06aa0, 0x0aea6, 0x0ab50, 0x04b60, 0x0aae4, 0x0a570, 0x05260,
0x0f263, 0x0d950, 0x05b57, 0x056a0, 0x096d0, 0x04dd5, 0x04ad0,
0x0a4d0, 0x0d4d4, 0x0d250, 0x0d558, 0x0b540, 0x0b5a0, 0x195a6,
0x095b0, 0x049b0, 0x0a974, 0x0a4b0, 0x0b27a, 0x06a50, 0x06d40,
0x0af46, 0x0ab60, 0x09570, 0x04af5, 0x04970, 0x064b0, 0x074a3,
0x0ea50, 0x06b58, 0x055c0, 0x0ab60, 0x096d5, 0x092e0, 0x0c960,
0x0d954, 0x0d4a0, 0x0da50, 0x07552, 0x056a0, 0x0abb7, 0x025d0,
0x092d0, 0x0cab5, 0x0a950, 0x0b4a0, 0x0baa4, 0x0ad50, 0x055d9,
0x04ba0, 0x0a5b0, 0x15176, 0x052b0, 0x0a930, 0x07954, 0x06aa0,
0x0ad50, 0x05b52, 0x04b60, 0x0a6e6, 0x0a4e0, 0x0d260, 0x0ea65,
0x0d530, 0x05aa0, 0x076a3, 0x096d0, 0x04bd7, 0x04ad0, 0x0a4d0,
0x1d0b6, 0x0d250, 0x0d520, 0x0dd45, 0x0b5a0, 0x056d0, 0x055b2,
0x049b0, 0x0a577, 0x0a4b0, 0x0aa50, 0x1b255, 0x06d20, 0x0ada0};
// ====== 传回农历 y年的总天数
final private static int yearDays(int y) {
int i, sum = 348;
for (i = 0x8000; i > 0x8; i >>= 1) {
if ((lunarInfo[y - 1900] & i) != 0)
sum += 1;
}
return (sum + leapDays(y));
}
// ====== 传回农历 y年闰月的天数
final private static int leapDays(int y) {
if (leapMonth(y) != 0) {
if ((lunarInfo[y - 1900] & 0x10000) != 0)
return 30;
else
return 29;
} else
return 0;
}
// ====== 传回农历 y年闰哪个月 1-12 , 没闰传回 0
final private static int leapMonth(int y) {
return (int) (lunarInfo[y - 1900] & 0xf);
}
// ====== 传回农历 y年m月的总天数
final private static int monthDays(int y, int m) {
if ((lunarInfo[y - 1900] & (0x10000 >> m)) == 0)
return 29;
else
return 30;
}
// ====== 传回农历 y年的生肖
final public String animalsYear() {
final String[] Animals = new String[]{"鼠", "牛", "虎", "兔", "龙", "蛇", "马", "羊", "猴", "鸡", "狗", "猪"};
return Animals[(year - 4) % 12];
}
final public String getConstellation(){
String value="";
System.out.println(c_month + "=====" + c_day);
if(((c_month==3) && (c_day >=21)) || ((c_month==4) &&(c_day<=19))) value="白羊座";
if(((c_month==4) && (c_day >=20)) || ((c_month==5) &&(c_day<=20))) value="金牛座";
if(((c_month==5) && (c_day >=21)) || ((c_month==6) &&(c_day<=21))) value="双子座";
if(((c_month==6) && (c_day >=22)) || ((c_month==7) &&(c_day<=22))) value="巨蟹座";
if(((c_month==7) && (c_day >=23)) || ((c_month==8) &&(c_day<=22))) value="狮子座";
if(((c_month==8) && (c_day >=23)) || ((c_month==9) &&(c_day<=22))) value="处女座";
if(((c_month==9) && (c_day >=23)) || ((c_month==10) &&(c_day<=23))) value="天秤座";
if(((c_month==10) && (c_day >=24)) || ((c_month==11) &&(c_day<=22))) value="天蝎座";
if(((c_month==11) && (c_day >=23)) || ((c_month==12) &&(c_day<=21))) value="射手座";
if(((c_month==12) && (c_day >=22)) || ((c_month==1) &&(c_day<=19))) value="摩羯座";
if(((c_month==1) && (c_day >=20)) || ((c_month==2) &&(c_day<=18))) value="水瓶座";
if(((c_month==2) && (c_day >=19)) || ((c_month==3) &&(c_day<=20))) value="双鱼座";
return value;
}
// ====== 传入 月日的offset 传回干支, 0=甲子
final private static String cyclicalm(int num) {
return (Gan[num % 10] + Zhi[num % 12]);
}
// ====== 传入 offset 传回干支, 0=甲子
final public String cyclicalYear() {
int num = year - 1900 + 36;
return (cyclicalm(num));
}
final public String cyclicalMonth() {
int num = (year - 1900) * 12 + month + 13;
return (cyclicalm(num));
}
final public String cyclicalDay() {
//int offset = (int) ((cal.getTime().getTime() - baseDate.getTime()) / 86400000L);
int m = month + 1;
if (month == 1) month = 13;
if (month == 2) month = 14;
int g = 4 * year / 100 + year / 100 / 4 + 5 * year % 100 + year % 100 / 4 + 3 * (m + 1) / 5 + 1 - 3;
return (cyclicalm(offsetday));
}
/**
* 传出y年m月d日对应的农历. yearCyl3:农历年与1864的相差数 ? monCyl4:从1900年1月31日以来,闰月数
* dayCyl5:与1900年1月31日相差的天数,再加40 ?
*
* @param cal Calendar
*/
public LunarCalendar(Calendar cal) {
int yearCyl, monCyl, dayCyl;
int leapMonth = 0;
c_month = cal.get(Calendar.MONTH) + 1;
c_day = cal.get(Calendar.DATE);
Date baseDate = null;
baseDate = TimeUtils.stringToDate("1900年1月31日",TimeFormat.YYYYMMDD_CHINESE);
// 求出和1900年1月31日相差的天数
int offset = (int) ((cal.getTime().getTime() - baseDate.getTime()) / 86400000L);
dayCyl = offset + 40;
monCyl = 14;
offsetday = (offset + 40) % 60;
// 用offset减去每农历年的天数
// 计算当天是农历第几天
// i最终结果是农历的年份
// offset是当年的第几天
int iYear, daysOfYear = 0;
for (iYear = 1900; iYear < 2050 && offset > 0; iYear++) {
daysOfYear = yearDays(iYear);
offset -= daysOfYear;
monCyl += 12;
}
if (offset < 0) {
offset += daysOfYear;
iYear--;
monCyl -= 12;
}
// 农历年份
year = iYear;
yearCyl = iYear - 1864;
leapMonth = leapMonth(iYear); // 闰哪个月,1-12
leap = false;
// 用当年的天数offset,逐个减去每月（农历）的天数，求出当天是本月的第几天
int iMonth, daysOfMonth = 0;
for (iMonth = 1; iMonth < 13 && offset > 0; iMonth++) {
// 闰月
if (leapMonth > 0 && iMonth == (leapMonth + 1) && !leap) {
--iMonth;
leap = true;
daysOfMonth = leapDays(year);
} else
daysOfMonth = monthDays(year, iMonth);
offset -= daysOfMonth;
// 解除闰月
if (leap && iMonth == (leapMonth + 1))
leap = false;
if (!leap)
monCyl++;
}
// offset为0时，并且刚才计算的月份是闰月，要校正
if (offset == 0 && leapMonth > 0 && iMonth == leapMonth + 1) {
if (leap) {
leap = false;
} else {
leap = true;
--iMonth;
--monCyl;
}
}
// offset小于0时，也要校正
if (offset < 0) {
offset += daysOfMonth;
--iMonth;
--monCyl;
}
month = iMonth;
day = offset + 1;
}
/***
* 获取农历的 月，天
* @param day int
* @return String
*/
public static String getChinaDayString(int day) {
String chineseTen[] = {"初", "十", "廿", "卅"};
int n = day % 10 == 0 ? 9 : day % 10 - 1;
if (day > 30)
return "";
if (day == 10)
return "初十";
else
return chineseTen[day / 10] + chineseNumber[n];
}
/***
* 获取农历的 年
* @param year int
* @return String
*/
public static String getChinaYearString(int year){
// System.out.println(year/1000);//得到千位数字
// System.out.println(year%1000/100);//得到百位数字
// System.out.println(year%1000/10%10);//得到十位数字
// System.out.println(year%1000%10);//得到各位数字
return chineseNumber[year/1000-1] + chineseNumber[year%1000/100-1] + chineseNumber[year%1000/10%10-1] + chineseNumber[year%1000%10-1];
}
public String toString() {
return getChinaYearString(year) + "年" + (leap ? "闰" : "") + chineseNumber[month - 1] + "月" + getChinaDayString(day);
}
// public static void main(String[] args) {
// Calendar cal = Calendar.getInstance();
// SimpleDateFormat sdf = new SimpleDateFormat("yyyy年MM月dd日");
// //cal.setTimeZone(TimeZone.getDefault());
// cal.set(1994, 0, 8);
// System.out.println("公历日期:" + sdf.format(cal.getTime()));
// LunarCalendar lunar = new LunarCalendar(cal);
// System.out.print("农历日期:");
// System.out.print(lunar.year + "年 ");
// System.out.print(lunar.month + "月 ");
// System.out.print(getChinaYearString(lunar.year));
// System.out.print(getChinaDayString(lunar.month));
// System.out.print(getChinaDayString(lunar.day));
// System.out.println("*************" + lunar.animalsYear());
// System.out.println(lunar);
// }
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